Finding the Fourth Proportional to 219,974.10, 303,564.26 and 119,372.10
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Solution
The fourth proportional to 219,974.10, 303,564.26 and 119,372.10 is: 164,733.50
Step by Step Solution
- Step 1: Write the proportion equation
219,974.10 : 303,564.26 = 119,372.10 : x - Step 2: Convert to fraction form
219,974.10/303,564.26 = 119,372.10/x - Step 3: Cross multiply
219,974.10x = 303,564.26 × 119,372.10 - Step 4: Simplify right side
219,974.10x = 36,237,103,960.06 - Step 5: Solve for x
x = 36,237,103,960.06/219,974.10 - Step 6: Final answer
x = 164,733.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.